Energy Recovery Unit from Thai Oil Public Company Limited and entry into the relevant agreements (Edited) Attention: President Stock Exchange of Thailand Enclosure: Information Memorandum on Asset

temperature screening at the office entry  Supply the daily healthcare including face masks and alcohol gel  Disinfect office spaces on a regular basis I. Cost reduction  Negotiate to reduce rental fee with

November 20, 2018 Subject: Clarification of decrease in share price Attention: President Stock Exchange of Thailand Reference is made to inquiries of the Stock Exchange of Thailand concerning the movement of

of shares and the entry into shares purchase agreement, share subscription agreement and any other documents related thereto with TSEO and the power to perform any acts which are necessary and

approve the entry into this related transaction. 8. The Board of Director’s opinion The Board of Directors considered that the transaction shall be a beneficial for the company and reasonable. The selling

the Company, at which the directors who had no interest in the connected transaction attended, had the opinion that the entry into such supporting normal business transaction is justified and will

Directors’ Meeting authorized the Executive Committee to have power to take actions in connection with the entry into the Asset Disposition Transaction, including the negotiation of conditions and other

other incomes in 1.2 and 1.3 there are also the following incomes : Unit : Million baht 2018 2017 Interest income 1.36 1.99 Other incomes 215.52 7.27 - Profit from reverse the entry of Impairment of

meeting on the agenda to approve the entry into this related transaction. 7. The Board of Director’s opinion The Board of Directors considered that the transaction shall be a beneficial for the company and

including: o Corpus Christi JV, US – will create new and exciting ways to serve our customer needs by expanding our PTA-PET asset base in the Americas. o Brazil PET (completed 24 May, 2018) – creates entry